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Mathematics 9 Online
shoooootooootodoroki:

A survey of 9,000 customers at Ron’s grocery store showed that 35% (3,150 customers) would buy Grainy-Os cereal. In the first month, 4,200 out of the 9,000 customers bought the cereal. What was the percent error in the survey estimate of the number of people buying Grainy-Os? ___%

shoooootooootodoroki:

PLZ HURRY

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how much is 35% of 9000?

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wait... it tells you that, nvm

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what is the difference between the actual number of people who bought it versus the surveyed predicted number of people?

shoooootooootodoroki:

uhhh

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no big words? ok 4200 - 3150 = ?

shoooootooootodoroki:

ohh okay thx

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nonono that's not the answer

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we doing this one step at a time

shoooootooootodoroki:

oki

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4200 - 3150 = ?

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then divide that by 4200

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then times that by 100

shoooootooootodoroki:

okay

shoooootooootodoroki:

its 25-

Angle:

yus

shoooootooootodoroki:

thx u

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